CN107656410B - Heat dissipation device for law enforcement recorder - Google Patents
Heat dissipation device for law enforcement recorder Download PDFInfo
- Publication number
- CN107656410B CN107656410B CN201710965867.4A CN201710965867A CN107656410B CN 107656410 B CN107656410 B CN 107656410B CN 201710965867 A CN201710965867 A CN 201710965867A CN 107656410 B CN107656410 B CN 107656410B
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- Prior art keywords
- upper box
- box shell
- wall
- law enforcement
- rectangular hole
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/08—Waterproof bodies or housings
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a heat dissipation device for a law enforcement recorder, which comprises an upper box shell, wherein the upper box shell is of a cuboid structure, the bottom of the upper box shell is not provided with a bottom cover, a rectangular hole is formed in the outer wall of the front side of the upper box shell, which is close to the lower half part of the upper box shell, grid plates which are distributed equidistantly are rotatably connected in the rectangular hole, a metal frame is installed on one side, close to the rectangular hole, of the inner wall of the upper box shell through bolts, first counter bores are formed in the two sides, close to the top end of the rectangular hole, of the front side of the upper box shell, first counter bores are formed in the two sides, close to the top end of the rectangular hole, lamp holes are reserved at the bottoms of the two first counter bores, a fixed block is welded in the middle of the top end, close to the rectangular hole, of the outer wall of. The invention can effectively prevent things such as wind sand and the like in the severe external environment from entering the instrument, thereby ensuring the cleanness of the inside.
Description
Technical Field
The invention relates to the technical field of law enforcement recorders, in particular to a heat dissipation device for a law enforcement recorder.
Background
The law enforcement recorder can carry out digital recording on dynamic and static field conditions in the law enforcement process. With the rapid change of law enforcement environment, facing complex law enforcement situations, more and more police officers and other law enforcement agencies carry law enforcement recorders with them during the law enforcement process. However, the law enforcement recorder in the prior art can only realize wide-angle shooting, and when the certificates such as identity cards and driving licenses are shot, shot information is often indistinguishable, which causes the problem of incomplete recording, so that the law enforcement recorder in the prior art often affects the following evidence obtaining work, thereby affecting law enforcement efficiency; in addition, law enforcement personnel need carry out the videoconference at the in-process of law enforcement, and prior art's law enforcement record appearance can not satisfy the demand of videoconference, and law enforcement record appearance has strict requirements to dustproof and waterproof etc. moreover, and the product on the existing market leads to heat dispersion poor in order to guarantee dustproof and waterproof performance, and the record appearance is with can generating heat for a long time, and not only practical inconvenient can cause the inner part to age with higher speed moreover, influences performance and life.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a heat dissipation device for a law enforcement recorder.
The invention provides a heat dissipation device for a law enforcement recorder, which comprises an upper box shell, wherein the upper box shell is of a cuboid structure, the bottom of the upper box shell is not provided with a bottom cover, a rectangular hole is formed in the outer wall of the front surface of the upper box shell, which is close to the lower half part of the upper box shell, grid plates which are distributed equidistantly are rotatably connected in the rectangular hole, a metal frame is installed on one side, close to the rectangular hole, of the inner wall of the upper box shell through bolts, first counter bores are formed in the two sides, close to the top end of the rectangular hole, of the front surface of the upper box shell, first counter bores are formed in the two sides, close to the top end of the rectangular hole, lamp holes are reserved at the bottoms of the two first counter bores, a fixing block is welded in the middle of the top end, close to the rectangular hole, of the outer wall of one side of the upper box shell, a second counter bore is reserved at the bottom of, the air exchange box is fixed on the outer wall of the back face of the upper box shell through bolts, two vertical plates are welded on the outer wall of one side, away from the upper box shell, of the air exchange box, a spring clamp is rotatably connected between the two vertical plates, a mounting hole is formed in one side, away from the rectangular hole, of the upper box shell, a metal sleeve is welded in the mounting hole, a reset switch is installed in the metal sleeve, and a rubber gasket is screwed at the position, away from the pipe orifice of one end of the upper box shell, of the metal sleeve.
Preferably, the inner walls of the two sides of the rectangular hole are provided with third counter bores distributed at equal intervals, the number of the third counter bores on the two sides is equal, the third counter bores are aligned in pairs, and each third counter bore is connected with a round rod in a rotating mode.
Preferably, the round rods with opposite sides are respectively welded with the two ends of the grid plate, a positioning convex rod is reserved on one side, close to the third counter bore, of the grid plate, and a pull rod is clamped on the outer wall of the positioning convex rod.
Preferably, the area of the metal frame is larger than or equal to that of the rectangular hole, and the inner wall of the metal frame is clamped with a gauze.
Preferably, glass lenses are bonded to the inner walls of the second counter bore and the two first counter bores, and the thickness of each glass lens is smaller than or equal to the groove depth of the two counter bores.
Preferably, the aperture of the horn hole close to one side of the ventilation box is larger than the aperture close to one end of the heat dissipation fan, and the total occupied area of the outward aperture of the horn hole is smaller than the space of the ventilation box.
Preferably, the total area occupied by the aperture at the inward side of the horn hole is smaller than the working area of the radiating fan blade, and the opening of the horn hole faces downwards.
Preferably, the both sides of ventilation box all open there is the bar hole, and two downthehole equal joints of bar have the filter screen.
Preferably, a movable hinge shaft is hinged between the two vertical plates, a torsion spring is sleeved on the outer wall of the movable hinge shaft, and the torsion spring is clamped with the spring clamp.
Preferably, the bottom of the upper box shell is fixed with a bottom shell through screws, and the bottom shell is provided with exhaust holes distributed at equal intervals.
According to the invention, through the arranged gauze, the entry of external severe environments such as wind sand into the instrument can be effectively avoided, and the cleanness of the interior is ensured; the grid plate which is rotatably connected in the rectangular hole is arranged, so that the air outlet can be temporarily closed when the device is not needed to be used, dust can be prevented from entering the air outlet, or a small gap is reserved when the opening faces downwards, air can be exhausted, and sand wind can be blocked; the first counter bore and the second counter bore are arranged, and the glass lenses are clamped in the first counter bore and the second counter bore, so that rainwater can be effectively prevented from entering the instrument; through the metal tube and the rubber gasket that set up, avoided the rainwater inside the instrument of edgewise admission.
Drawings
FIG. 1 is a schematic cross-sectional view of a heat dissipation device for a law enforcement recorder according to the present invention;
FIG. 2 is a schematic front view of a heat dissipation device for a law enforcement recorder according to the present invention;
FIG. 3 is a schematic cross-sectional view of a round bar of a heat dissipation device for a law enforcement recorder according to the present invention;
fig. 4 is a schematic cross-sectional structural view of a pull rod of a heat dissipation device for a law enforcement recorder according to the present invention.
In the figure: the device comprises a case body 1, a metal frame 2, a rectangular hole 3, a lamp hole 4, a first counter bore 5, a camera window 6, a glass lens 7, a second counter bore 8, a fixing block 9, a heat dissipation fan 10, a spring clamp 11, a horn hole 12, a ventilation case 13, a filter screen 14, an exhaust hole 15, a mounting hole 16, a metal sleeve 17, a rubber gasket 18, a reset switch 19, a grid plate 20, a pull rod 21, a third counter bore 22, a round rod 23 and a positioning convex rod 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a heat dissipating device for a law enforcement recorder comprises an upper case shell 1, wherein the upper case shell 1 is a cuboid structure without a bottom cover and a cavity arranged in the bottom cover, a rectangular hole 3 is formed on the outer wall of the front surface of the upper case shell 1 close to the lower half part, grid plates 20 distributed at equal intervals are rotatably connected in the rectangular hole 3, a metal frame 2 is installed on one side of the inner wall of the upper case shell 1 close to the rectangular hole 3 through bolts, first counter bores 5 are formed on two sides of the front surface of the upper case shell 1 close to the top end of the rectangular hole 3, lamp holes 4 are reserved at the bottoms of the two first counter bores 5, a fixed block 9 is welded on the middle part of the top end of the outer wall of one side of the upper case shell 1 close to the rectangular hole 3, a second counter bore 8 is formed on the outer wall of the middle part of the fixed block 9, camera windows 6 are reserved at the, go up one side inner wall that case casing 1 is close to bell mouth 12 and be fixed with heat dissipation fan 10 through fastening bolt, the back outer wall that goes up case casing 1 has ventilation box 13 through the bolt fastening, one side outer wall welding that ventilation box 13 kept away from case casing 1 has two perpendicular risers, and rotate between two perpendicular risers and be connected with spring clamp 11, it has mounting hole 16 to open one side that goes up case casing 1 and keeps away from rectangular hole 3, and mounting hole 16 welding has metal covering 17, install reset switch 19 in the metal covering 17, the one end mouth of pipe department spiro union that metal covering 17 kept away from case casing 1 has rubber gasket 18
The inner walls of two sides of the rectangular hole 3 are provided with third counter bores 22 distributed equidistantly, the number of the third counter bores 22 on two sides is equal and two of the third counter bores are flush, each third counter bore 22 is connected with a round rod 23 in a rotating mode, the round rods 23 opposite to two sides are welded with two ends of the grid plate 20 respectively, one side, close to the third counter bore 22, of the grid plate 20 is reserved with a positioning convex rod 24, the outer wall of the positioning convex rod 24 is connected with a pull rod 21 in a clamping mode, the area of the metal frame 2 is larger than or equal to that of the rectangular hole 3, the inner wall of the metal frame 2 is connected with a gauze in a clamping mode, the inner walls of the second counter bore 8 and the two first counter bores 5 are respectively bonded with glass lenses 7, the thickness of the glass lenses 7 is smaller than or equal to the depth of the two counter bores, the aperture of one side, close to the ventilating box 13, of the horn hole 12 is larger than the aperture close, the shared total area in one side aperture of bellmouth 12 inwards is less than the working area of 10 blades of heat dissipation fan, and bellmouth 12 opening down, the bar hole has all been opened to the both sides of ventilation box 13, and two downthehole equal joints of bar have the filter screen, it has movable hinge axle to articulate between two perpendicular risers, and the outer wall of activity hinge axle has cup jointed torque spring, torque spring and spring clip joint are in the same place, it has the drain pan to go up the bottom of case casing 1 through the fix with screw, and it has the exhaust hole of equidistance distribution to open on the drain pan
Before use, all elements are put into the box from the bottom, then the bottom cover is screwed with the upper box shell 1, and then when the heat dissipation fan 10 is started, the air filtered by the filter screen is blown into the internal heating element through the horn hole and then is diffused from the rectangular hole 3 on the front surface; when the device is temporarily closed, the pull rod is pulled to close the grid plates 20 which are distributed at equal intervals, so that sand blown into the instrument from a large opening is prevented.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A heat dissipation device for a law enforcement recorder comprises an upper box shell (1), and is characterized in that the upper box shell (1) is of a cuboid structure without a bottom cover and a cavity formed in the bottom cover; the air-conditioning box is characterized in that a rectangular hole (3) is formed in the outer wall of the front side of an upper box shell (1) close to the lower half portion, horn holes (12) distributed at equal intervals are formed in the back side of the upper box shell (1), a heat dissipation fan (10) is fixed to the inner wall of one side, close to the horn holes (12), of the upper box shell (1) through fastening bolts, an air exchange box (13) is fixed to the outer wall of the back side of the upper box shell (1) through bolts, strip-shaped holes are formed in the two sides of the air exchange box (13), a filter screen (14) is connected to the two strip-shaped holes in a clamping mode, two vertical plates are welded to the outer wall of one side, away from the upper box shell (;
before use, the elements are firstly arranged into the upper box shell (1) from the bottom, then the bottom cover is screwed with the upper box shell (1), then the heat dissipation fan (10) is started, air filtered by the filter screen (14) is blown into the internal heating element through the horn hole (12), and then the air is diffused from the rectangular hole (3) on the front side; the filter screen can block rainwater, so that rainwater flowing down from top to bottom is prevented from flowing into the horn hole;
grid plates (20) which are distributed at equal intervals are rotationally connected in the rectangular holes (3), a metal frame (2) is arranged on one side of the inner wall of the upper box shell (1) close to the rectangular hole (3) through a bolt, the front surface of the upper box shell (1) is provided with first counter bores (5) at two sides of the top end close to the rectangular hole (3), lamp holes (4) are reserved at the bottoms of the two first counter bores (5), a fixed block (9) is welded at the middle part of the top end of the outer wall of one side of the upper box shell (1) close to the rectangular hole (3), and the outer wall of the middle part of the fixed block (9) is provided with a second counter bore (8), the bottom of the second counter bore (8) is reserved with a camera window (6), the inner walls of the second counter bore (8) and the two first counter bores (5) are both bonded with glass lenses (7), the first counter bore (5) and the second counter bore (8) are clamped with the glass lens (7) so as to effectively prevent rainwater from entering the instrument;
go up case casing (1) and keep away from one side of rectangular hole (3) and open and have mounting hole (16), and mounting hole (16) welding has metal covering (17), install reset switch (19) in metal covering (17), the one end mouth of pipe department spiro union that case casing (1) was kept away from in metal covering (17) has rubber gasket (18), and metal covering (17) and rubber gasket (18) have avoided the rainwater to get into inside the instrument from the side.
2. The heat dissipation device for law enforcement recorders as recited in claim 1, wherein the inner walls of both sides of the rectangular hole (3) are provided with third counter bores (22) distributed at equal intervals, the number of the third counter bores (22) on both sides is equal, the third counter bores are flush with each other, and a round rod (23) is rotatably connected in each third counter bore (22).
3. The heat dissipation device for law enforcement recorder as claimed in claim 2, wherein the round rods (23) opposite to each other on two sides are welded with two ends of the grid plate (20), and a positioning convex rod (24) is reserved on one side of the grid plate (20) close to the third counter bore (22), and the outer wall of the positioning convex rod (24) is clamped with the pull rod (21).
4. The heat dissipation device for the law enforcement recorder as claimed in claim 1, characterized in that the area of the metal frame (2) is larger than or equal to that of the rectangular hole (3), and the inner wall of the metal frame (2) is clamped with a gauze.
5. The heat dissipation device for law enforcement recorders according to claim 1, characterized by the fact that the thickness of the glass lens (7) is less than or equal to the groove depth of the first and second counter-bores (5, 8).
6. The heat dissipating device for law enforcement recorder according to claim 1, wherein the diameter of the trumpet hole (12) near the ventilation box (13) is larger than the diameter near the end of the heat dissipating fan (10), and the total floor space occupied by the outward diameter of the trumpet hole (12) is smaller than the space of the ventilation box (13).
7. The heat dissipating device for law enforcement recorder as claimed in claim 1, wherein the inwardly facing side of the flared hole (12) has an aperture occupying a total area smaller than the working area of the blade of the heat dissipating fan (10), and the outwardly facing opening of the flared hole (12) faces downward.
8. The heat dissipation device for law enforcement recorder as claimed in claim 1, wherein a movable hinge shaft is hinged between two vertical plates, and a torsion spring is sleeved on the outer wall of the movable hinge shaft and clamped with the spring clip.
9. The heat sink for a law enforcement recorder according to claim 1, wherein the bottom cover has exhaust holes equidistantly spaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710965867.4A CN107656410B (en) | 2017-10-17 | 2017-10-17 | Heat dissipation device for law enforcement recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710965867.4A CN107656410B (en) | 2017-10-17 | 2017-10-17 | Heat dissipation device for law enforcement recorder |
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| Publication Number | Publication Date |
|---|---|
| CN107656410A CN107656410A (en) | 2018-02-02 |
| CN107656410B true CN107656410B (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710965867.4A Active CN107656410B (en) | 2017-10-17 | 2017-10-17 | Heat dissipation device for law enforcement recorder |
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| CN (1) | CN107656410B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808466A (en) * | 2018-05-25 | 2018-11-13 | 肇庆中能创智信息科技有限公司 | A kind of intelligent behaviour height carries the electric power electric power distribution cabinet of warning function |
| CN108988159A (en) * | 2018-07-03 | 2018-12-11 | 上海浪佩机电科技有限公司 | A kind of power equipment shell radiating dustproof shell |
| CN109002091A (en) * | 2018-07-06 | 2018-12-14 | 陈广焕 | A kind of cloud computing equipment protective device with dust reduction capability |
| CN112705989A (en) * | 2020-12-11 | 2021-04-27 | 南京中船绿洲机器有限公司 | Scrap iron collecting box |
| CN113438870B (en) * | 2021-06-30 | 2022-10-04 | 深圳市警威警用装备有限公司 | Law enforcement record appearance convenient to heat dissipation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203251381U (en) * | 2013-05-14 | 2013-10-23 | 王春雨 | Single-police law enforcement video/audio information acquisition system |
| JP2015162252A (en) * | 2014-02-26 | 2015-09-07 | 船井電機株式会社 | Video recording device |
| CN204681470U (en) * | 2015-06-09 | 2015-09-30 | 陈斌 | A kind of portable law-enforcing recorder |
| CN205945993U (en) * | 2016-07-13 | 2017-02-08 | 上海通铭信息科技股份有限公司 | Single alert audio frequency law enforcement record appearance of looking |
| CN206253793U (en) * | 2016-12-06 | 2017-06-16 | 北京居佳祥和装饰工程有限公司 | Electric welding machine |
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| CN107656410A (en) | 2018-02-02 |
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